Alamo Canal near Pleasanton
5.2 mi- Level
- 2.0 ft
- Flow
- 4 cfs
Forecast peak 2.0 ft Sat 9 AM
Reading from Sat 7:45 AM · NWS gauge page
Observed 8:54 AM PDT at KHWD
Norris Canyon, CA weather
Sunny and 54°12°.
Today: low 46°8° (likely 43°6° to 47°8°), high 66°19° (likely 66°19° to 69°21°).
Now 54°12°
Sunny
- Wind
- 9 mph15 km/h
- From the east. Up to 9 mph15 km/h through 9 PM
- Dew point
- 45°7°
- Comfortable · down to 37°3° by 10 AM
- UV index
- 2Low
- Moderate 11 AM–5 PM · peak 5
- Air quality
- 24Good
- Main pollutant: PM2.5 (fine particles)
- Pressure
- 30.07 inHg1018 hPa
- Steady over the last 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
5°3° cooler than this time yesterday (59°15° then, 54°12° now)
Good hours for
This morningUp to 55°13° by 11 AM · Clear
This afternoonUp to 65°18° by 3 PM · Clear
TonightDown to 49°9° by 4 AM · Clear
Tomorrow morningUp to 59°15° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 67°19° by 3 PM · Mostly cloudy
Tomorrow nightDown to 49°9° by 5 AM · Partly cloudy
Monday morningNear 48°9° · Mostly cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 9a | Sunny | 49°9° (likely 49°9° to 53°12°) | 46°8° | 0% | 7 mph11 km/h from NE, gusts 6 mph10 km/h | 61% | 0% | 1 |
| Sat 10a | Sunny | 52°11° (likely 52°11° to 60°16°) | 52°11° | 0% | 7 mph11 km/h from NNE, gusts 13 mph22 km/h | 57% | 0% | 2 |
| Sat 11a | Sunny | 55°13° (likely 55°13° to 62°17°) | 55°13° | 0% | 8 mph13 km/h from NNE, gusts 14 mph22 km/h | 50% | 0% | 3 |
| Sat 12p | Sunny | 60°16° (likely 60°16° to 65°18°) | 60°16° | 0% | 7 mph11 km/h from N, gusts 13 mph21 km/h | 49% | 0% | 4 |
| Sat 1p | Sunny | 62°17° (likely 62°17° to 67°19°) | 62°17° | 0% | 6 mph10 km/h from N, gusts 11 mph18 km/h | 46% | 0% | 5 |
| Sat 2p | Sunny | 63°17° (likely 63°17° to 68°20°) | 63°17° | 0% | 5 mph8 km/h from N, gusts 9 mph15 km/h | 46% | 0% | 5 |
| Sat 3p | Sunny | 65°18° (likely 65°18° to 69°21°) | 65°18° | 0% | 5 mph8 km/h from N, gusts 8 mph12 km/h | 43% | 0% | 4 |
| Sat 4p | Sunny | 65°18° (likely 65°18° to 69°21°) | 65°18° | 0% | 5 mph8 km/h from N, gusts 6 mph10 km/h | 41% | 0% | 3 |
| Sat 5p | Sunny | 65°18° (likely 65°18° to 69°21°) | 65°18° | 0% | 5 mph8 km/h from WNW, gusts 5 mph8 km/h | 39% | 0% | 2 |
| Sat 6p | Clear | 62°17° (likely 62°17° to 64°18°) | 62°17° | 0% | 3 mph5 km/h from W, gusts 4 mph6 km/h | 48% | 0% | 1 |
| Sat 7p | Clear | 58°14° (likely 57°14° to 60°16°) | 58°14° | 0% | 3 mph5 km/h from W, gusts 6 mph10 km/h | 57% | 0% | 0 |
| Sat 8p | Clear | 56°13° (likely 53°12° to 58°14°) | 56°13° | 0% | 2 mph3 km/h from W, gusts 6 mph9 km/h | 61% | 0% | 0 |
| Sat 9p | Clear | 54°12° (likely 51°11° to 57°14°) | 54°12° | 0% | 2 mph3 km/h from W, gusts 5 mph8 km/h | 61% | 0% | 0 |
| Sat 10p | Clear | 53°12° (likely 49°9° to 56°13°) | 53°12° | 0% | 2 mph3 km/h from W, gusts 4 mph6 km/h | 63% | 0% | 0 |
| Sat 11p | Clear | 52°11° (likely 48°9° to 55°13°) | 52°11° | 0% | 3 mph5 km/h from SW, gusts 3 mph5 km/h | 63% | 19% | 0 |
| Sun 12a | Clear | 52°11° (likely 46°8° to 54°12°) | 52°11° | 0% | 3 mph5 km/h from S, gusts 2 mph4 km/h | 66% | 0% | 0 |
| Sun 1a | Clear | 51°11° (likely 46°8° to 53°12°) | 51°11° | 0% | 3 mph5 km/h from S, gusts 3 mph4 km/h | 70% | 0% | 0 |
| Sun 2a | Clear | 51°11° (likely 45°7° to 52°11°) | 50°10° | 0% | 3 mph5 km/h from S, gusts 2 mph4 km/h | 69% | 0% | 0 |
| Sun 3a | Clear | 50°10° (likely 45°7° to 52°11°) | 49°9° | 0% | 3 mph5 km/h from SSE, gusts 4 mph7 km/h | 68% | 41% | 0 |
| Sun 4a | Mostly clear | 49°9° (likely 44°7° to 52°11°) | 48°9° | 0% | 3 mph5 km/h from SSE, gusts 5 mph7 km/h | 69% | 52% | 0 |
| Sun 5a | Partly cloudy | 49°9° (likely 44°7° to 52°11°) | 48°9° | 0% | 3 mph5 km/h from SE, gusts 4 mph6 km/h | 70% | 57% | 0 |
| Sun 6a | Partly cloudy | 48°9° (likely 44°7° to 51°11°) | 46°8° | 0% | 3 mph5 km/h from SE, gusts 4 mph6 km/h | 72% | 59% | 0 |
| Sun 7a | Partly sunny | 48°9° (likely 44°7° to 51°11°) | 47°8° | 0% | 3 mph5 km/h from SE, gusts 5 mph8 km/h | 71% | 63% | 0 |
| Sun 8a | Partly sunny | 48°9° (likely 44°7° to 50°10°) | 47°8° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 73% | 69% | 0 |
| Sun 9a | Partly sunny | 50°10° (likely 49°9° to 55°13°) | 49°9° | 0% | 3 mph5 km/h from E, gusts 6 mph9 km/h | 73% | 71% | 1 |
| Sun 10a | Cloudy | 55°13° (likely 55°13° to 60°16°) | 55°13° | 0% | 3 mph5 km/h from E, gusts 7 mph11 km/h | 65% | 78% | 2 |
| Sun 11a | Cloudy | 59°15° (likely 59°15° to 65°18°) | 59°15° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 57% | 82% | 3 |
| Sun 12p | Cloudy | 63°17° (likely 63°17° to 68°20°) | 63°17° | 0% | 2 mph3 km/h from NW, gusts 6 mph9 km/h | 54% | 74% | 4 |
| Sun 1p | Mostly sunny | 65°18° (likely 65°18° to 70°21°) | 65°18° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 50% | 70% | 4 |
| Sun 2p | Cloudy | 66°19° (likely 66°19° to 70°21°) | 66°19° | 0% | 5 mph8 km/h from W, gusts 9 mph15 km/h | 50% | 80% | 4 |
| Sun 3p | Mostly sunny | 67°19° (likely 67°19° to 70°21°) | 67°19° | 0% | 5 mph8 km/h from W, gusts 11 mph18 km/h | 49% | 81% | 4 |
| Sun 4p | Mostly sunny | 66°19° (likely 65°18° to 68°20°) | 66°19° | 0% | 5 mph8 km/h from W, gusts 12 mph19 km/h | 49% | 78% | 3 |
| Sun 5p | Cloudy | 66°19° (likely 61°16° to 66°19°) | 66°19° | 0% | 6 mph10 km/h from W, gusts 12 mph20 km/h | 49% | 76% | 1 |
| Sun 6p | Partly cloudy | 62°17° (likely 57°14° to 62°17°) | 62°17° | 0% | 6 mph10 km/h from W, gusts 12 mph20 km/h | 59% | 79% | 0 |
| Sun 7p | Partly cloudy | 59°15° (likely 54°12° to 59°15°) | 59°15° | 0% | 6 mph10 km/h from W, gusts 11 mph18 km/h | 68% | 79% | 0 |
| Sun 8p | Cloudy | 55°13° (likely 51°11° to 56°13°) | 55°13° | 0% | 5 mph8 km/h from WSW, gusts 11 mph18 km/h | 73% | 80% | 0 |
| Sun 9p | Partly cloudy | 53°12° (likely 50°10° to 54°12°) | 53°12° | 0% | 5 mph8 km/h from WSW, gusts 13 mph21 km/h | 76% | 82% | 0 |
| Sun 10p | Mostly clear | 52°11° (likely 49°9° to 53°12°) | 53°12° | 0% | 5 mph8 km/h from WSW, gusts 13 mph20 km/h | 77% | 33% | 0 |
| Sun 11p | Mostly clear | 52°11° (likely 48°9° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from WSW, gusts 11 mph18 km/h | 77% | 24% | 0 |
| Mon 12a | Mostly clear | 52°11° (likely 48°9° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from WSW, gusts 11 mph18 km/h | 80% | 33% | 0 |
| Mon 1a | Clear | 51°11° (likely 47°8° to 51°11°) | 51°11° | 0% | 5 mph8 km/h from WSW, gusts 11 mph18 km/h | 82% | 39% | 0 |
| Mon 2a | Clear | 51°11° (likely 46°8° to 51°11°) | 51°11° | 0% | 5 mph8 km/h from SW, gusts 10 mph17 km/h | 84% | 45% | 0 |
| Mon 3a | Partly cloudy | 50°10° (likely 46°8° to 50°10°) | 49°9° | 0% | 5 mph8 km/h from SW, gusts 9 mph14 km/h | 86% | 74% | 0 |
| Mon 4a | Partly cloudy | 50°10° (likely 48°9° to 50°10°) | 48°9° | 0% | 5 mph8 km/h from SW, gusts 9 mph14 km/h | 87% | 62% | 0 |
| Mon 5a | Partly cloudy | 49°9° (likely 48°9° to 50°10°) | 47°8° | 0% | 6 mph10 km/h from SSW, gusts 9 mph14 km/h | 89% | 66% | 0 |
| Mon 6a | Partly cloudy | 48°9° (likely 47°8° to 50°10°) | 46°8° | 0% | 6 mph10 km/h from SSW, gusts 6 mph9 km/h | 92% | 69% | 0 |
| Mon 7a | Cloudy | 48°9° (likely 47°8° to 50°10°) | 45°7° | 0% | 6 mph10 km/h from SSW, gusts 6 mph9 km/h | 94% | 71% | 0 |
| Mon 8a | Partly sunny | 48°9° (likely 47°8° to 50°10°) | 46°8° | 0% | 5 mph8 km/h from SSW, gusts 6 mph9 km/h | 95% | 91% | 0 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Sunny. High 66°19°, low 46°8°. Typical 70°21° / 50°10°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 55°13°Dry
Afternoon
noon–6 PM
Sunny, 65°18°Dry
Evening
6 PM–midnight
Clear, 56°13°Dry
Overnight
midnight–6 AM
Clear, 49°9°Dry
Official NWS forecast
Today: Sunny, with a high near 66. North wind 5 to 8 mph.
Tonight: Mostly clear. Low around 46, with temperatures rising to around 49 overnight. South southwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 66°19°–69°21°
- Low, likely
- 43°6°–47°8°
- Typical high / low
- 70°21° / 50°10°
- Wind
- 11 mph18 km/h, gusts 17 mph28 km/h
- UV peak
- 5
Tomorrow, Oct 25. Cloudy. High 68°20°, low 47°8°. Typical 70°21° / 50°10°. Dry. Forecasts agree.
Morning
6 AM–noon
Partly sunny, 48°9°Dry
Afternoon
noon–6 PM
Mostly sunny, 67°19°Dry
Evening
6 PM–midnight
Partly cloudy, 55°13°Dry
Overnight
midnight–6 AM
Partly cloudy, 49°9°Dry
Official NWS forecast
Day: Mostly sunny. High near 68, with temperatures falling to around 66 in the afternoon. West wind 2 to 6 mph.
Night: Partly cloudy, with a low around 47. West southwest wind around 6 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 68°20°–70°21°
- Low, likely
- 44°7°–49°9°
- Typical high / low
- 70°21° / 50°10°
- Wind
- 12 mph19 km/h, gusts 22 mph35 km/h
- UV peak
- 4
Monday, Oct 26. Partly sunny. High 62°17°, low 44°7°. Typical 70°21° / 49°9°. Dry. Forecasts agree.
Morning
6 AM–noon
Cloudy, 48°9°Dry
Afternoon
noon–6 PM
Sunny, 63°17°Dry
Evening
6 PM–midnight
Clear, 51°10°Dry
Overnight
midnight–6 AM
Clear, 46°8°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 62. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Partly cloudy, with a low around 44.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 62°17°–64°18°
- Low, likely
- 44°7°–50°10°
- Typical high / low
- 70°21° / 49°9°
- Wind
- 12 mph19 km/h, gusts 20 mph32 km/h
- UV peak
- 5
Tuesday, Oct 27. Partly sunny. High 61°16°, low 45°7°. Typical 70°21° / 49°9°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 47°8°Dry
Afternoon
noon–6 PM
Cloudy, 62°17°Dry
Evening
6 PM–midnight
Clear, 51°10°Dry
Overnight
midnight–6 AM
Clear, 43°6°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 61.
Night: Partly cloudy, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 60°16°–64°18°
- Low, likely
- 43°6°–48°9°
- Typical high / low
- 70°21° / 49°9°
- Wind
- 10 mph16 km/h, gusts 16 mph26 km/h
- UV peak
- 5
Wednesday, Oct 28. Cloudy. High 61°16°, low 47°8°. Typical 69°21° / 49°9°. Dry. Mostly agree.
Morning
6 AM–noon
Mostly sunny, 44°7°Dry
Afternoon
noon–6 PM
Cloudy, 64°18°Dry
Evening
6 PM–midnight
Cloudy, 53°12°Dry
Overnight
midnight–6 AM
Cloudy, 49°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 61.
Night: Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 61°16°–66°19°
- Low, likely
- 40°4°–48°9°
- Typical high / low
- 69°21° / 49°9°
- Wind
- 8 mph13 km/h
- UV peak
- 4
Thursday, Oct 29. Rain. High 58°14°, low 47°8°. Typical 69°21° / 49°9°. Rain, 20% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 49°9°Dry
Afternoon
noon–6 PM
Partly sunny, 61°16°Dry
Evening
6 PM–midnight
Clear, 51°10°Dry
Overnight
midnight–6 AM
Clear, 43°6°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain after 5pm. Partly sunny, with a high near 58.
Night: A chance of rain. Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 58°14°–63°17°
- Low, likely
- 45°7°–49°9°
- Typical high / low
- 69°21° / 49°9°
- Wind
- 8 mph13 km/h, gusts 17 mph27 km/h
- UV peak
- 4
Friday, Oct 30. Rain. High 58°14°, low 47°8°. Typical 69°21° / 49°9°. Rain 0.01 in0.3 mm, 30% chance. Mostly agree.
Morning
6 AM–noon
Sunny, 44°7°Dry
Afternoon
noon–6 PM
Sunny, 59°15°Dry
Evening
6 PM–midnight
Clear, 49°9°Dry
Overnight
midnight–6 AM
Mostly clear, 42°5°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 58.
Night: A chance of rain. Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 57°14°–61°16°
- Low, likely
- 39°4°–47°8°
- Typical high / low
- 69°21° / 49°9°
- Wind
- 12 mph19 km/h, gusts 24 mph38 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 61°16°, low 42°6°. Typical 68°20° / 48°9°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Sunny, 60°16°Dry
Evening
6 PM–midnight
Clear, 49°9°Dry
Overnight
midnight–6 AM
Clear, 41°5°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 57°14°–66°19°
- Low, likely
- 33°1°–45°7°
- Typical high / low
- 68°20° / 48°9°
- Wind
- 7 mph11 km/h, gusts 17 mph27 km/h
- UV peak
- 4
Sunday, Nov 1. Sunny. High 63°17°, low 40°4°. Typical 68°20° / 48°9°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Sunny, 62°17°Dry
Evening
6 PM–midnight
Clear, 51°10°Dry
Overnight
midnight–6 AM
Clear, 45°7°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 57°14°–69°21°
- Low, likely
- 35°2°–45°7°
- Typical high / low
- 68°20° / 48°9°
- Wind
- 7 mph11 km/h, gusts 18 mph29 km/h
- UV peak
- 4
Monday, Nov 2. Cloudy. High 63°17°, low 47°8°. Typical 68°20° / 48°9°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 49°10°Dry
Afternoon
noon–6 PM
Cloudy, 64°18°Dry
Evening
6 PM–midnight
Cloudy, 54°12°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 56°13°–70°21°
- Low, likely
- 38°3°–55°13°
- Typical high / low
- 68°20° / 48°9°
- Wind
- 8 mph12 km/h, gusts 19 mph31 km/h
- UV peak
- 3
The outlook
Today
Dry, high 66°, low 46°.
Tomorrow
Dry, high 68°, low 47°.
Monday
Dry, high 62°, low 44°, cooling off.
Rest of week
Mostly dry, highs 58–63°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (MTR) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Below flood stage
San Lorenzo Creek (Alameda) above Hayward
5.9 mi- Level
- 2.6 ft
- Flow
- under 1 cfs
Forecast peak 2.6 ft Sat 9 AM
Reading from Sat 8:20 AM · NWS gauge page
San Ramon Creek at San Ramon
1.9 mi- Level
- 2.6 ft
- Flow
- 1 cfs
Reading from Sat 7:45 AM · NWS gauge page
Cull Creek above Cull Creek Reservoir near Castro Valley
4.1 mi- Level
- 1.6 ft
Reading from Sat 7:50 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 51% less heating than a typical week.
This week 19Typical 39
Heating degree days, base 65°F
Comfort
Dry air outside (dew point 45°F).
Open the windows?
Today, 12:00 PM–6:00 PM
Good stretch to open the windows.
Is this typical?
OAKLAND INTERNATIONAL AIRPORT · official normals 1991–2020 · records 1948–2026
Oct 24, today vs a typical year
Today’s expected high is 4°2° colder than typical.
- Normal high / low
- 70°21° / 50°10°
- Forecast high / low
- 66°19° / 46°8°
- Record high
- 92°33° in 2017
- Record low
- 40°4° in 1956
Last 7 days vs normal
On average 0° colder than normal (daily mean temperature).
- −2°−1°SunOct 18
- ±0°MonOct 19
- ±0°TueOct 20
- +1°±0°WedOct 21
- ±0°ThuOct 22
- +1°±0°FriOct 23
- —SatOct 24
Norris Canyon weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:25 AM, sunset 6:18 PM.
- Daylight
- 10 h 53 min
- Losing 2 min 11 s a day; shortest Dec 21, 1 h 20 min less
- Golden hour
- 5:42–6:34 PM
- Morning 7:08–8:01 AM
- Blue hour
- 6:34–6:45 PM
- Morning 6:58–7:08 AM; first light 6:58 AM
Stars tonight? Fair
Mostly clear 6:45 PM–3 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:46 AM · rises 5:18 PM
- Full moon
- Oct 25
- New moon
- Nov 8
